OpenTechnical

OT-2026-000011764

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000011764) never changes.

Identity and time

Publication numberOT-2026-000011764 · never reused
Internal UUID01a0ae6d-1941-7439-9626-975ca3d2d2a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011764
StatusPUBLIC

Content hashes

Canonical text5f0fb289cba957c80a5eb35ab2d3b2b608d897772abd58e61bce08cd608cb29f
Markdown1886580900474489915faa5a14a8ea8dfd6ba329750b84591c2f6e333466b6e4
PDF
Publication pagef5c5da71ff67a394eb70c20ff3045b2befcfe08965f6dda9a411b3b2b0a5379c
Manifest563d13d6f4b4c9e820d333e5bd2eb37c02ded28737adf86624f38b55e27912b8

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatured07vlhu+WV+TJbWKIuUnJNIakSPd3ANV40mlhb7CrEZS1EELtSKSm6I+sK0Pq/Ng2DYjnPb8Cm9R+cTcmOdvCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:12:28.582773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011764
observed f5c5da71ff67a394eb70c20ff3045b2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:28.564025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011764/manifest.json
observed 563d13d6f4b4c9e820d333e5bd2eb37c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:28.545567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011764/publication.md
observed 1886580900474489915faa5a14a8ea8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:28.526621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011764/publication.txt
observed 5f0fb289cba957c80a5eb35ab2d3b2b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.